Initial web

web/lib/localeServer.ts

@@ -0,0 +1,29 @@
+import fs from 'fs';
+import path from 'path';
+import { parseCsv } from './localization';
+import type { LocaleMap } from './localization';
+
+declare global { var __serverLocaleCache: LocaleMap | undefined; }
+
+/**
+ * Loads and merges EN + DE locale CSVs from the public directory.
+ * Cached for the lifetime of the server process.
+ * Server-only — never import from client components.
+ */
+export function getServerLocaleMap(): LocaleMap {
+  if (globalThis.__serverLocaleCache) return globalThis.__serverLocaleCache;
+
+  const pub = path.join(process.cwd(), 'public');
+
+  function load(filename: string): LocaleMap {
+    try {
+      return parseCsv(fs.readFileSync(path.join(pub, filename), 'utf8'));
+    } catch {
+      return new Map();
+    }
+  }
+
+  const merged: LocaleMap = new Map([...load('factorio_english_items.csv'), ...load('factorio_german_items.csv')]);
+  globalThis.__serverLocaleCache = merged;
+  return merged;
+}